Content Provider
PANGAEA - Data Publisher for Earth & Environmental Science
38
DataCite Metadata Store (German National Library of Science and Technology)
31
Unknown
7
Directory of Open Access Journals: DOAJ Articles
5
Copernicus Publications: E-Journals
4
MDPI Open Access Publishing
3
Magnolia press
3
Archive ouverte HAL (Hyper Article en Ligne, CCSD - Centre pour la Communication Scientifique Directe)
2
Archives ouvertes de Paris-Saclay
2
CONICET Digital (Consejo Nacional de Investigaciones Científicas y Técnicas)
2
Digital.CSIC (Spanish National Research Council)
2
HAL Sorbonne Université
2
HAL de l'Institut Polytechnique de Paris
2
HAL-CEA (Commissariat à l'énergie atomique et aux énergies alternatives)
2
Muséum National d'Histoire Naturelle (MNHM): HAL
2
Natural Environment Research Council: NERC Open Research Archive
2
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel)
2
University of East Anglia: UEA Digital Repository
2
Université de Nantes: HAL-UNIV-NANTES
2
Université de Paris: Portail HAL
2
Université de Versailles Saint-Quentin-en-Yvelines: HAL-UVSQ
2
École Polytechnique, Université Paris-Saclay: HAL
2
Aarhus University: Research
1
Arctic and Antarctic Research (E-Journal)
1
Caltech Authors (California Institute of Technology)
1
DIGIBUG: Repositorio Institucional de la Universidad de Granada
1
Directory of Open Access Books (DOAB)
1
Flanders Marine Institute (VLIZ): Open Marine Archive (OMA)
1
Institut national des sciences de l'Univers: HAL-INSU
1
Max Planck Society: MPG.PuRe
1
Niedersächsisches Online-Archiv NOA
1
Northumbria University, Newcastle: Northumbria Research Link (NRL)
1
PubMed Central (PMC)
1
RI FURG (Repositório da Universidade Federal do Rio Grande)
1
ScienceDirect (Elsevier - via Crossref)
1
Tomsk State University Research Library
1
University of Southampton: e-Prints Soton
1
University of the Highlands and Islands: Research Database of UHI
1
Université de Lausanne (UNIL): Serval - Serveur académique lausannois
1
Utrecht University Repository
1
Wiley Online Library
1